Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/common/event_filtering_info.h

Index: extensions/common/event_filtering_info.h
diff --git a/extensions/common/event_filtering_info.h b/extensions/common/event_filtering_info.h
index aaa03a4200c044bfda002bd0871768676c588edb..5578a95c7bcbde4686f1a90009cc7b5cca984014 100644
--- a/extensions/common/event_filtering_info.h
+++ b/extensions/common/event_filtering_info.h
@@ -5,7 +5,8 @@
 #ifndef EXTENSIONS_COMMON_EVENT_FILTERING_INFO_H_
 #define EXTENSIONS_COMMON_EVENT_FILTERING_INFO_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "url/gurl.h"
 
 namespace base {
@@ -59,7 +60,7 @@ class EventFilteringInfo {
   bool has_service_type() const { return !service_type_.empty(); }
   const std::string& service_type() const { return service_type_; }
 
-  scoped_ptr<base::Value> AsValue() const;
+  std::unique_ptr<base::Value> AsValue() const;
   bool IsEmpty() const;
 
  private: